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The Best Office Builders in California

9 Min Read

California, a state renowned for its breathtaking landscapes and dynamic business hubs, offers a perfect blend of opportunity and lifestyle. From the sandy beaches of Southern California to the bustling tech centers of Silicon Valley, the state is a magnet for creativity and progress. With its vibrant economy and diverse industries, California continues to attract businesses and professionals worldwide.

If you plan to construct an office space in California, the list below highlights the best office builders in the state. Our team meticulously curated these firms based on their impressive portfolios, expertise in commercial projects, positive client feedback, and industry accolades. These builders are known for their meticulous planning, attention to functionality and aesthetics, and commitment to delivering top-notch office spaces that inspire productivity and collaboration. Whether you envision a modern tech-oriented workspace or a sophisticated corporate environment, these office builders have the expertise to bring your vision to reality.

Suffolk Construction Company

1420 Kettner Blvd., 5th Floor, Suite 500, San Diego, CA 92101

Founded in 1982, Suffolk Construction Company is a national enterprise that builds, innovates, and invests. Headquartered in Boston, it provides vertical service lines, which include real estate capital management, design, technology start-up investment, innovation/research development, and self-perform construction services. With 2,400 employees, the company serves clients in every major industry sector, including science and technology, healthcare, transportation /aviation, education, gaming, and commercial.

Suffolk Construction Company runs under the leadership of its chairman and CEO, John Fish, who has 40 years of experience in the industry. He graduated from Bowdoin College with a degree in political science and government. Fish oversees the company’s daily operations and makes the firm one of the best service providers in the areas it serves.

In 2023, the company was presented with the Architecture Award by the American Institute of Architects, and in 2022, it was the recipient of the American Architecture Award given by The Chicago Athenaeum. Suffolk Construction Company also holds affiliations with the Associated Builders and Contractors, Associated General Contractors, and Brick Industry Association.

Illig Construction Company

444 South Flower St., Ste 2360, Los Angeles, CA 90071

Established in 1919, Illig Construction Company has provided various services, including construction, preconstruction, virtual construction, and BIM. The company brings experience, commitment, trust, accountability, and safety to all projects. Over the years, it has earned the trust of its clients because of its expertise, the resources it has to deliver, and the stability to fulfill all commitments.

Leading Illig Construction Company is its president, Rita Illig Liebelt, who completed her education at Santa Clara University, earning a business degree. She works with a team of creative professionals who are out to provide the highest quality of work and efficient customer service. Overseeing the firm’s daily operation, Liebelt looks into each project and ensures that the needs and goals of the clients are met. 

Since its inception, Illig Construction Company has been recognized for its invaluable contribution to the industry. In 2022, it was presented with the US Wood Design Awards and the Golden Nugget Award for Best Senior Assisted Living Project. Likewise, it is affiliated with the Central City Association of Los Angeles.

Sequoia Pacific Builders

1358 Blue Oaks Blvd., Suite 100, Roseville, CA 95678

Sequoia Pacific Builders was founded by Chris Eatough in 1981, who believes that a construction contracting company should have a solid foundation in architectural conventions. Over the years, it has grown steadily and has thrived by presenting expertise in project planning, management, estimating, and execution. The firm has consistently remained dedicated to excellence after four decades, striving to be the best in what it does.

Since its founding, Sequoia Pacific Builders has been guided by its president and CEO, Chris Eatough. Among his work includes meeting regularly with current and prospective clients, lending his architectural expertise as needed, being involved with the firm’s day-to-day activities, and being available to all of the company’s clients and employees.

Sequoia Pacific Builders was named one of the Top 25 General Contractors by The Sacramento Business Journal. Its passion to serve extends into the community through sponsorships to programs of local youths. 

Pacific Rim Mechanical

9125 Rehco Rd., San Diego, CA 92121

Founded in 1987, Pacific Rim Mechanical is a full-service mechanical engineer and plumbing contractor servicing Southern California. It also provides energy solutions, HVAC controls, service, and maintenance for all institutional, industrial, commercial, and health care facilities. The company is committed to adhering to its core values: integrity, honesty, and respect for its employees and customers.

Pacific Rim Mechanical runs under the leadership of its CEO and president, Joe Mucher, whose expertise and experience in the industry have made the company thrive and grow. He looks into the company’s daily operation, ensuring all details in each project are well taken care of. Mucher works with the members of his team and the clients to ensure that all the details and specifications of each project are met.

Pacific Rim Mechanical holds affiliations with the Associated Builders and Contractors, the Associated General Contractors of America, the American Society of Professional Estimators, and Building Commissioning Association.

DPR Construction

5010 Shoreham Pl., Suite 100, San Diego, CA 92122

Established in 1990, DPR Construction is a self-performing general contractor and construction manager specializing in technically complex and sustainable projects for the advanced technology/mission critical, health care, life sciences, commercial, and higher education markets. The company’s portfolio includes large-scale new construction, small tenant improvements, and special projects.

DPR Construction is ably led by Brian Gracz, who has been in the company since 1997. He graduated from Purdue University with a construction engineering and management degree and has worked in the San Diego, Southern California, and Mid-Atlantic regions.

An award-winning firm, DPR Construction has been the recipient of numerous awards since its founding. In 2023, Fast Company named it one of the 100 Best Workplaces for Innovators. In 2022, it was awarded the California Governor’s Environmental and Economic Leadership Award for Sustainable Facilities. It is affiliated with the Associated General Contractors of America, the Associated Builders and Contractors, and the US Green Building Council.

Bycor General Contractors

6490 Marindustry Pl., San Diego, CA 92121

Built upon hard work and integrity as a foundation, Bycor General Contractors was established in 1981 by Rich Byer and Scott Kaats. The company has earned the reputation of being a leader in the commercial construction industry in San Diego. It is a team of more than 100 professionals who deliver high-quality projects within the specified time and budget. The company stands true to its mission to use its knowledge, experience, and greatest efforts to give its clients the best quality, service, and value.

Bycor General Contractors runs under the leadership of its CEO, Tom Brunson, who has 34 years of experience in the industry. He oversees the firm’s daily activities, ensuring that the client’s needs are looked into and protecting their interests in every transaction. Brunson is a graduate of Point Loma College with a degree in business administration. Under his watch, Bycor General Contractors holds affiliations with the Associated Builders and Contractors, the US Green Building Council, and the San Diego Architectural Foundation.

Prava Construction Services, Inc.

300 Rancheros Dr., Suite 150, San Marcos, CA 92069

Established in 2005, Prava Construction Services, Inc. is a family and minority-owned construction services firm specializing in commercial construction in California. Prava’’s name is synonymous with excellence and passion for service. It offers a wide range of services, which includes general contracting, construction management, new commercial construction, commercial tenant improvement, pre-construction, and design-build.

Prava Construction Services, Inc. is led by its CEO, Glenn Torrez, and president, Nolan Torrez. A licensed contractor since 1988, Glenn has served in various industry-related groups, while Nolan started as a project coordinator in Prava after its foundation in 2005.

The company boasts of the numerous awards it has received since its inception. This includes the 2020 Leadership Award from the North County Business Chamber of Commerce. The firm also holds affiliations with the Associated Builders and Contractors, the San Diego Regional Chamber of Commerce, and the National Minority Development Council.

T.B. Penick & Sons, Inc.

15435 Innovation Dr., Suite 200, San Diego, CA 92128

Since its founding in 1905, T.B Penick & Sons, a renowned award-winning general construction firm, has delivered projects using various delivery methods, including design-build, lease-leaseback, agency CM, and negotiated general contracting. The company utilizes new and better ways to deliver projects, meet tighter budgets and aggressive schedules, and provide specialized expertise in different market sectors.

T.B Penick & Sons runs under the leadership of its CEO, Mark Penick, and president, Tim Penick. Their responsibilities include overseeing the company’s daily operations and dealing with current and prospective clients. Under their watch, the company was presented with the People’s Choice Award by the American Concrete Institute in 2022, and in 2020, it was the recipient of the National Terrazzo & Mosaic Association Honor Award. The company is also affiliated with the Associated General Contractors, the American Institute of Architects, and the American Society of Concrete Contractors.